Intro Focus questions Flashcards
Define : Bale capacity
The cubic capacity of a cargo space when the breadth is measured from the inside of the
cargo battens (spar ceiling) and the measured depth is from the wood tank top ceiling to the underside of the deck beams. The length is measured from the inside of the fore and aft bulkhead stiffeners.
Define : Grain capacity
The cubic capacity of a cargo space when the length, breadth and depth are measured from
the inside of the ship’s shell plating, all allowance being
made for the volume occupied by frames and beams
Define :Ballast water
Water taken on board a ship to
control trim, list, draught, stability or stresses of the ship
Define : Broken Stowage
The space between packages which remains unfilled
Define : Stowage Factor
The volume occupied by unit weight of cargo. It does not take account of any space which may be lost due to broken
stowage.
Define : Cargo securing manual
A manual that is pertinent to an individual ship, and which will
show the lashing points in details of the securing of relevant cargoes carried by the vessel. It is a ship’s reference which specifies the onboard securing arrangements
Define : Dangerous goods
A product, substance or organism included by its nature or by the regulations in any of the classes listed in the schedule to the Transportation of Dangerous Goods Act, 1992.
Define : Deadweight
The difference in tonnes between the displacement of a ship at the
summer load waterline in water of specific gravity of 1025, and the lightweight of a ship (Difference in displacement between light and loaded)
Define : Dunnage
Rough timber of varying lengths which usually takes the form of short planks or boards. It is used in the stowage of cargo for protecting packages from damage.
Define : Freight (2 meanings)
- Refers to the money paid
for the safe carriage of cargo - The actual goods carried.
What are load lines, and what is the purpose of them?
Special markings positioned amidships which depicts the draft of the vessel and the maximum permitted limit in distinct types of waters to which the ship can be loaded.
The purpose of a Load Line is to allot a maximum legal limit up to which a ship can be loaded.
What do the letters TF, F, T, S, W and WNA indicate?
In order :
TF- Tropical Fresh water
F- Fresh water
T- Tropical
S- Summer
W- Winter
WNA- Winter North Atlantic
What do the letters TF, F, T, W and WNA indicate with the letter ‘L’ placed in front?
The letter marking of the timber loadline are different and are prefixed by ‘L’ meaning ‘Lumber’
What is a Plimsoll mark?
Merchant ships have a marking on their hulls known as the Plimsoll line or the Plimsoll mark, which
indicates the limit to which ships can be loaded with cargo
